Xbooru - 1:1 2013 anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro anvil position areola arms above head breasts canid canine clitoris closed eyes duo erection female female penetrated fox from front position genitals hi res larger female larger penetrated legs up lying male male/female male penetrating male penetrating female mammal nipples nude on back open mouth original original character penetration penile penile penetration penis penis in pussy pussy sex simple background size difference skidd smaller male vaginal vaginal penetration